C312312111133131212111133131133133313331323223313331311211331131   >>    C31231211113313121211113313113313331333132322331333131121133113   <<    C312312111133131212111133131133133313331323223313331311211331133   >>      C312312111133131212111133131133133313331323223313331311211331132   >>